Dec 17 20:07:43.192 INFO checking mars/persistent-state-machine against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:07:43.192 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mars/persistent-state-machine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:07:43.406 INFO [stdout] b709cc0013d00b7faab6d87248d30e47bf1bb0e620120d3b9d29285cd811cc0e
Dec 17 20:07:43.409 INFO running `"docker" "start" "-a" "b709cc0013d00b7faab6d87248d30e47bf1bb0e620120d3b9d29285cd811cc0e"`
Dec 17 20:07:44.145 INFO [stderr]    Compiling cc v1.0.6
Dec 17 20:07:44.145 INFO [stderr]     Checking serde v1.0.29
Dec 17 20:07:44.150 INFO [stderr]     Checking regex-syntax v0.5.0
Dec 17 20:07:44.150 INFO [stderr]    Compiling syn v0.11.11
Dec 17 20:07:44.150 INFO [stderr]     Checking r2d2 v0.8.2
Dec 17 20:07:44.150 INFO [stderr]     Checking num v0.1.42
Dec 17 20:07:44.150 INFO [stderr]    Compiling serde_derive_internals v0.20.0
Dec 17 20:07:51.492 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 17 20:07:51.768 INFO [stderr]    Compiling serde_derive v1.0.29
Dec 17 20:07:56.268 INFO [stderr]     Checking regex v0.2.7
Dec 17 20:08:00.516 INFO [stderr]    Compiling diesel_derives v1.1.0
Dec 17 20:08:00.516 INFO [stderr]    Compiling derive-error-chain v0.11.0
Dec 17 20:08:06.400 INFO [stderr]     Checking chrono v0.4.0
Dec 17 20:08:06.400 INFO [stderr]     Checking serde_json v1.0.10
Dec 17 20:08:10.924 INFO [stderr]     Checking diesel v1.1.1
Dec 17 20:08:17.046 INFO [stderr]     Checking backtrace v0.3.5
Dec 17 20:08:17.772 INFO [stderr]     Checking error-chain v0.11.0
Dec 17 20:08:18.488 INFO [stderr]     Checking dotenv v0.11.0
Dec 17 20:08:25.114 INFO [stderr]     Checking r2d2-diesel v1.0.0
Dec 17 20:08:25.531 INFO [stderr]     Checking persistent-state-machine v0.1.0 (/opt/crater/workdir)
Dec 17 20:08:26.100 INFO [stderr] warning: unused import: `r2d2::Pool`
Dec 17 20:08:26.100 INFO [stderr]  --> src/models.rs:6:5
Dec 17 20:08:26.100 INFO [stderr]   |
Dec 17 20:08:26.100 INFO [stderr] 6 | use r2d2::Pool;
Dec 17 20:08:26.100 INFO [stderr]   |     ^^^^^^^^^^
Dec 17 20:08:26.100 INFO [stderr]   |
Dec 17 20:08:26.100 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 20:08:26.100 INFO [stderr] 
Dec 17 20:08:26.100 INFO [stderr] warning: unused import: `r2d2_diesel::ConnectionManager`
Dec 17 20:08:26.100 INFO [stderr]  --> src/models.rs:7:5
Dec 17 20:08:26.100 INFO [stderr]   |
Dec 17 20:08:26.100 INFO [stderr] 7 | use r2d2_diesel::ConnectionManager;
Dec 17 20:08:26.100 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:08:26.100 INFO [stderr] 
Dec 17 20:08:26.155 INFO [stderr] warning: unused import: `r2d2::Pool`
Dec 17 20:08:26.155 INFO [stderr]  --> src/models.rs:6:5
Dec 17 20:08:26.155 INFO [stderr]   |
Dec 17 20:08:26.155 INFO [stderr] 6 | use r2d2::Pool;
Dec 17 20:08:26.155 INFO [stderr]   |     ^^^^^^^^^^
Dec 17 20:08:26.155 INFO [stderr]   |
Dec 17 20:08:26.155 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 20:08:26.155 INFO [stderr] 
Dec 17 20:08:26.155 INFO [stderr] warning: unused import: `r2d2_diesel::ConnectionManager`
Dec 17 20:08:26.155 INFO [stderr]  --> src/models.rs:7:5
Dec 17 20:08:26.155 INFO [stderr]   |
Dec 17 20:08:26.155 INFO [stderr] 7 | use r2d2_diesel::ConnectionManager;
Dec 17 20:08:26.155 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:08:26.155 INFO [stderr] 
Dec 17 20:08:26.384 INFO [stderr] warning: enum is never used: `Event`
Dec 17 20:08:26.384 INFO [stderr]   --> src/lifecycle.rs:64:1
Dec 17 20:08:26.384 INFO [stderr]    |
Dec 17 20:08:26.384 INFO [stderr] 64 | enum Event {
Dec 17 20:08:26.384 INFO [stderr]    | ^^^^^^^^^^
Dec 17 20:08:26.384 INFO [stderr]    |
Dec 17 20:08:26.384 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:08:26.384 INFO [stderr] 
Dec 17 20:08:26.440 INFO [stderr] warning: unused variable: `now`
Dec 17 20:08:26.440 INFO [stderr]    --> src/lifecycle.rs:415:13
Dec 17 20:08:26.440 INFO [stderr]     |
Dec 17 20:08:26.440 INFO [stderr] 415 |         let now = Utc::now().naive_utc();
Dec 17 20:08:26.440 INFO [stderr]     |             ^^^ help: consider using `_now` instead
Dec 17 20:08:26.440 INFO [stderr]     |
Dec 17 20:08:26.440 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 20:08:26.440 INFO [stderr] 
Dec 17 20:08:26.538 INFO [stderr] warning: enum is never used: `Event`
Dec 17 20:08:26.538 INFO [stderr]   --> src/lifecycle.rs:64:1
Dec 17 20:08:26.538 INFO [stderr]    |
Dec 17 20:08:26.538 INFO [stderr] 64 | enum Event {
Dec 17 20:08:26.538 INFO [stderr]    | ^^^^^^^^^^
Dec 17 20:08:26.538 INFO [stderr]    |
Dec 17 20:08:26.538 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:08:26.538 INFO [stderr] 
Dec 17 20:08:26.576 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.56s
Dec 17 20:08:26.970 INFO running `"docker" "inspect" "b709cc0013d00b7faab6d87248d30e47bf1bb0e620120d3b9d29285cd811cc0e"`
Dec 17 20:08:27.106 INFO running `"docker" "rm" "-f" "b709cc0013d00b7faab6d87248d30e47bf1bb0e620120d3b9d29285cd811cc0e"`
Dec 17 20:08:27.292 INFO [stdout] b709cc0013d00b7faab6d87248d30e47bf1bb0e620120d3b9d29285cd811cc0e